/*
 * This file is part of LangMan.
 *
 * LangMan is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * LangMan is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with LangMan.  If not, see <http://www.gnu.org/licenses/>.
 */

package langman.gui.tree;

import javafx.beans.property.ObjectProperty;
import javafx.beans.property.SimpleObjectProperty;
import javafx.scene.control.TreeItem;
import langman.business.data.model.Category;
import langman.business.data.model.Key;
import langman.util.doping.SingletonBean;

@SuppressWarnings("rawtypes")
@SingletonBean
public class TreeItemSelectionService {
    private final ObjectProperty<TreeItem> selectedTreeItem = new SimpleObjectProperty<>();
    private Object selectedKey;


    public void select(TreeItem item) {
        selectedTreeItem.set(item);
    }

    public ObjectProperty<TreeItem> selectedItemProperty() {
        return selectedTreeItem;
    }

    public Category getSelectedCategory() {
        TreeItem currentItem = selectedTreeItem.get();
        while (currentItem != null) {
            if (currentItem instanceof CategoryItem) {
                return ((CategoryItem) currentItem).getCategory();
            }
            currentItem = currentItem.getParent();
        }
        return null;
    }


    public Key getSelectedKey() {
        TreeItem currentItem = selectedTreeItem.get();
        while (currentItem != null) {
            if (currentItem instanceof KeyItem) {
                return ((KeyItem) currentItem).getKey();
            }
            currentItem = currentItem.getParent();
        }
        return null;
    }

    public TreeItem getSelectedItem() {
        return selectedTreeItem.get();
    }
}
